/*
 * Tencent is pleased to support the open source community by making ovCompose available.
 * Copyright (C) 2025 Tencent. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package androidx.compose.ui.platform.v2

import androidx.compose.ui.util.fastForEach
import androidx.compose.ui.window.Redrawer
import androidx.compose.ui.window.RedrawerCallbacks
import platform.Foundation.NSTimeInterval

internal class UIViewRedrawer(
    callbacks: RedrawerCallbacks
) : Redrawer(callbacks) {

    private val canvas = DumpComposeCanvas()

    override fun draw(waitUntilCompletion: Boolean, targetTimestamp: NSTimeInterval) {
        if (!PerformanceTrace.enabled) {
            callbacks.render(canvas, targetTimestamp)
            callbacks.retrieveInteropTransaction().actions.fastForEach { it.invoke() }
            return
        }

        val vsyncId = PerformanceTrace.increaseVsyncId()
        PerformanceTrace.traceSync(TraceScene.DrawFrame.value, vsyncId) {
            callbacks.render(canvas, targetTimestamp)
            callbacks.retrieveInteropTransaction().actions.fastForEach { it.invoke() }
        }
    }
}